Bereshit

The beginning, states Princess Irulan in Frank Herbert's Dune, is a most delicate time (http://en.wikipedia.org/wiki/Princess_Irulan).  At this delicate time of beginning it would be most appropriate to explore the name, and hence reason for being, of this portal.  "Kabbalath panin - the receiving of the face - is the traditional Hebrew idiom for the host-guest relationship".